Indoor Bike Trainer Riser Block Front Wheel Support Frame for Road and Mountain Bikes, Anti-Slip Cycling Stand Bracket with Quick Release

Details

• [PACKAGE CONTENTS] Contains 1 derailleur hanger and 1 bolt as a replacement rear derailleur mech hanger/dropout tail hook for bicycle frames, providing the parts needed to restore derailleur attachment on compatible bikes.
• [LIGHTWEIGHT ALUMINUM] Constructed from aluminum with a silver finish and weighing about 15g, this rear derailleur hanger minimizes added weight while resisting and keeping consistent alignment for the drivetrain.
• [SIZE & FIT REMINDER] CHECK YOUR BIKE MODEL AND HANGER PROFILE; DO NOT RELY ON SIZE CHART. Confirm frame year, hanger shape and bolt thread against the product details and photos before purchase.
• [FRAME PROTECTION & SHIFTING STABILITY] Acts as a replaceable dropout to absorb derailleur and preserve the frame, helping maintain alignment for smoother gear changes after replacement.
• [MOUNTING BOLT PROVIDED] A mounting bolt is provided with the hanger; verify thread size and orientation match your frame and retain original fasteners when possible or a bike technician for final fitting.